Can you find out the missing number in the grid?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

Can you find a five letter word that is left with only two letters if one is removed?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

What word is represented by this rebus?